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The Alliance for Telecommunications Industry Solutions, 09/01/1992
Publisher: ATIS
File Format: PDF
$125.00$251.34
Published:01/09/1992
IP Device (SIP UA) to Network Interface Standard
$114.00 $228.47
NRSC Bulletin No. 2008-1: Digital Cross-Connect Systems
$135.00 $271.21
ETS Network Element Requirements for A NGN IMS Based Deployments
$114.00 $229.62
Emergency Services Messaging Interface (ESMI)
$125.00 $251.72